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Physics Mcqs

According to equation of continuity A1V1 = A2V2 = constant. The constant is equal to_______________?

  • (A)  Flow rate
  • (B)  Volume of fluid
  • (C)  Mass of fluid
  • (D)  The density of the fluid
Submitted By :Ali Uppal


Irregular flow of fluid is called_______________?

  • (A)  Streamline
  • (B)  Turbulent
  • (C)  Uniform
  • (D)  Laminar
Submitted By :Ali Uppal


When fluid is incompressible then________________?

  • (A)  The velocity of the fluid is constant
  • (B)  The flow of the fluid is the straight line
  • (C)  The density of the fluid is constant
  • (D)  The volume of the fluid is constant
Submitted By :Ali Uppal


The drag force is given by_________________?

  • (A)  Newtons law
  • (B)  Pascals law
  • (C)  Gauss law
  • (D)  Stokes law
Submitted By :Ali Uppal


The flow of ideal fluid is always_______________?

  • (A)  Turbulent
  • (B)  Streamline
  • (C)  Irregular
  • (D)  Straight line
Submitted By :Ali Uppal


Terminal velocity of the body is directly proportional to the_______________?

  • (A)  The radius of the body
  • (B)  The diameter of the body
  • (C)  Size of the body
  • (D)  Square of the diameter of the body
Submitted By :Ali Uppal


Terminal velocity is given by equation_______________?

  • (A)  Vt = gr2ρ
  • (B)  Vt = 2gr2/9ρ
  • (C)  Vt = gr2/9ρ
  • (D)  Vt = 9gr2/2ρ
Submitted By :Ali Uppal


Terminal velocity is_____________?

  • (A)  Uniform
  • (B)  Maximum
  • (C)  Uniform and maximum
  • (D)  Neither uniform nor maximum
Submitted By :Ali Uppal


The dimensions of the coefficient of viscosity are_____________?

  • (A)  ML-1T-1
  • (B)  M2L1T1
  • (C)  ML1T-1
  • (D)  M2L-1T-1
Submitted By :Ali Uppal


Venturi meter is used to measure_________________?

  • (A)  Fluid pressure
  • (B)  Fluid density
  • (C)  Fluid speed
  • (D)  None
Submitted By :Ali Uppal